Popular, authoritative look at the world of archaeoastronomy, the study of ancient peoples' observation of the skies and its role in their cultural evolution. 2

The untold story of America's attempt to forge a nation from scratch, from euphoric birth to heart-wrenching collapse. South Sudan's independence was celebrated

"But there is a different, unexpected answer to the riddle. Lorili and Kyal will have to fight for their theory - and their lives."--BOOK JACKET.

This beautifully written cautionary tale reveals how passenger pigeons have become extinct and how no series effort was made to protect this species that inspir